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| wishes to ob tain specimens from this famous local ity. Magnet Cove lies in southwestcentral Arkansas about...collectors. Many minerals reported from this local ity are present only in microscopic form or are materials...Sedimentary Rocks 1. 2. 3. 4. Calcite Hill Titanium Mine Molybdenite Prospect Brookite Prospect MAGNET ...E M B E R 1976 in the vicinity of the titanium mine. Specimens showing well developed crystal faces...found encrust ing crystalline calcite in the rutile mine from the specimens obtained whether this occurrence |
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| Articles Famous mineral localities: The Jeffrey Mine, Asbestos, Quebec ................................Ontario M3C 1NB COVER: ADAM ITE from the Ojuela mine near Mapimi, Durango, Mexico. Collection of Wayne...use to a major museum as it might be 10 a local group. library, nature center or historical society. A...minerals. Please do something! ďż˝ by PeteJ. Dunn Department of Mineral Sciences Smithsonian Institution Washington...famous mineral locali ties : The JeffreyAsbestos, Mine Quebec by J. D. Grice and R. Williams The National |
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| not impor tant specimen producers: Newgate copper mine, which was used for a prison; the Allyndale quarry...believed that it may have come from the Tollgate mine or elsewhere in the Middletown area. D a n a (Palache...bismuth mine, but efforts to trace it to that locality have failed; it has been found at O l d Mine Park...of O l d Mine Park (Saganawamps) (1985). A chemist, he was chairman of the science department at Trumbull...in schist: dravite. B o o t h ' s b i s m u t h mine, Monroe, B a r n H i l l near junction with Route |
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| NEW ZEALAND DEPARTMENT OF SCIENTIFIC AND INDUSTRIAL RESEARCH NEW ZEALAND GEOLOGICAL SURVEY 125th ANNIVERSARY...first-named journals are or were published by the Department of Scientific and Industrial Research; the other...and Dr B. Mason commented on earlier drafts of Department of Scientific and Industrial Research and the...(Photo: Wendy St George). Figure9 Arfvedsonite. Group ofcrystalswithin cavity in peralkaline rhyolite...George). 10 Figure 10 Arsenic, former Kapanga mine, near Coromandel township. (10 x 8 cm). (Photo: |
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| Farringdon Sponge Beds, held on a hot April day! A group was taken to the Southwick Tunnel workings. It was...heard that "a volcano sprung out of the sea on the coast of Norway". Perhaps the correct news of a terrible...curator of American Museum of Natural History, Department of Invertebrates, has turned his talents to producing...Palaeozoic to Recent, belonging as it does to a group (Pleurotomaraciea) that has remained faithful to...are a distinctive feature in one area. Around the coast, basalts full of vesicles and miocene gypsum deposits |
 | Zhitova, E. S., Popov, M. P., Krivovichev, S. V., Zaitsev, A. N., Vlasenko, N. S. (2017) Quintinite-1M from the Mariinsky Deposit, Ural Emerald Mines, Central Urals, Russia. Geology of Ore Deposits, 59 (8) 745-751 doi:10.1134/s1075701517080116 | Journal (article/letter/editorial) |
| in association with prehnite, calcite, and a chlorite-group mineral. Quintinite is the probable result...crystal XRD data, quintinite is monoclinic, space group C2/m, a =5.233(1), b = 9.051(2), c = 7.711(2) Ă…...[Mg4Al2(OH)12][(CO3)(H2O)3] is a member of the quintinite group, which along with seven groups of similar minerals...grayish white calcite and bluish gray fine-flaked chlorite-group mineral. EXPERIMENTAL The chemical composition...alteration of a layered silicate mineral, probably chlorite, which was found in the described assemblage. |
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| Grunerite, Fe 7[Si30 22 ](0H) 2 , an amphibole group mineral, has been confirmed from Franklin, New Jersey...microscopic crystals. Most of them come from the Mariposa mine which was the original town site for Terlingua....moved several miles eastward to be near the Chisos mine after the Marfa Mariposa mining company shut down...but there is even less remaining at the Mariposa mine except an open pit and some underground workings...opened the Perry pit at the Mariposa mine site. It is the Mariposa mine that has the rare oxy-chloride mercury |
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| Nineteen, Number Three Articles The Tonopah-Belmont mine, Maricopa County, A rizona by G. B. Allen & W. Hunt...........221 COVER: ANGLESITE from the Touissit mine, Morocco. The large crystal measures 4.5 cm. This...Following discussions with the m useum’s Publications Department it was con cluded that a less technically ambitious...Chichibu mine” (by Kuniaki Kato and Hidemichi Hori), “ Collecting report: Hikagezawa gold mine, Shizuoka...Avenue Sun City, Arizona 85351 he Tonopah-Belmont mine is a micromounter’s paradise. An un common suite |
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| razil, Paradise o f Gem stones T he T ourm aline Group D ietrick’s m o d ern classic on tourm aline, an...Tubutama Tucson, Arizona 85715 Pete J. Dunn Department of Mineral Sciences Smithsonian Institution Washington...Untcre-ul^»acl)tal, 'iluotria Robert Seemann* Department of Mineralogy-Petrology Natural History Museum...the existence of an operation called the Hochfeld mine in 1537, and reference is also made to copper mines...along the Salzach. One mine in the Untersulzbachtal, called the Phillip and Jakob mine, produced a small amount |
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| pearl. True pearl found in small quantities on east coast of Africa between Zanzibar and Inhambane. African...resembles any variety of agate. aggregate. Ciuster or group. See crystalline aggregate. Ago Bay. Historically...and prized by the negroes of West African coast. Red, blue or violet. Has also been fished in Samoa;...species of the plagioclase series of the feldspar group, of which albite moonstone, sunstone and aventurine...specifically only that from the coast of Algeria. AND GEMOLOGY ity of existing in two or more conditions |
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| Dietrich COVER STORY : Fairfieldite from the Foote mine in Kin!!$ Mountain, North Carolina. Now part of...HISTORY ln 1938 the Foote Mineral Company spodumene mine at Kings Mountain , Cleveland County, North Carolina...28012 GENERAL DESCRIPTION The geology of the Foote Mine was described by Kesler ( 196 1). It is part of...time, interfering with mine operations and conflicting with established mine regulations. The result...case, has been at least temporary closure of the mine to collectors. That is the status of collecting |
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| characteristic features and maximum production of each facil ity is given. Pan 2, cowr the remaining 500 pages of...America and Canada. their gcographic distribution. and mine . The Tilley Foster deposit is discus ed under the...HISTORIC MINERAL FEATURE The Tilly Fos1er Iron Mine: Sou1heast, PuLnam Couniy, New York by Step/rm L...Species Reported 10 Occur at the Tilly Foster Iron Mine by Steplre11 L. Nightingale DEDICATION OF MATRIX...Januzzi: A Passionate Student of the Tilly Foster Iron Mine by Sreplren L. Nightingale 89 HISTORIC MINERAL |
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| 1959. Even now collectors still refer to the local ity as Teeter's quarry. Prior to 1974, the Campbell quarry...chabazite after glauberite rarely in occur. CHLORITE GROUP: SPECIES UNKNOWN-Fowd as rare veinlets of dark...more rarely chabazite and natrolite. Epidote with chlorite, albite, and stilbite forms vuggy veins in fractures...sericitic mineral could be muscovite, paragonite, or chlorite. STILBITE-is ubiquitous throughout the hornfels...and magnetite lize in the fractures. However, chlorite deposition enclosed in the hornfels. The extent |
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| Hillside Mine Bristol Range, Lincoln Co., Nevada Bob Werner werner@.lcturbooet.com The Hillside Mine. (figure...Nevada's linleknown mines. The mine is part of the Bristol Silver Group in the Bristol-Jackrabbit District...Greenfield Environmental Trust Group (GETG). Figure 1 • A view of the Hillside Mine looking south, taken from...Bristol District was organized in 1871. The Hillside Mine was discovered by John Blair in 1877 (Lincoln. 1923)...same year in California. The ore of the Hillside Mine is a replacement, fissure vein type of deposit in |
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| Aberllyn Mine. near Betws-y-Coed (Bevins er al .. 1982). and lanthanite-(Ce). from the Britannia Mine. at...on an early draft of the manuscript. From the Department of Geology at the National Mu~eum of Wale . I...sion of Oxford Univer·i1y Pre~s. "idc (grey) rn: Group. 'ho1ograph 1986). by Volcanic Complex. expo ed...contact mineral to aggregates of muscovite and chlorite. In the contact aureole of the St. David's Head...ive green colour due ll• . I! growth of abundant chlorite or chlori1e-like minLr.ils: hence these rocks |
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| ..157 by C. Albertini Sellaite from the Brumado mine ..................................................influence species dealers from the perspective of an ivory tower. Such influence must come from within the...along proper and ethical lines. by Pete J. Dunn Department of Mineral Sciences Smithsonian Institution Washington...frontiers for the formation of a mineraloriented group. It encompasses many interesting but relatively...expanding vista. On arrival at the American Nettie mine the superintendent, Mr. Kunz, permitted us to visit |
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| »r , »,'. JA i> '5b STATE OF CAHFORMIA DEPARTMENT OF NATURAL RESOURCES MINERALS OF CALIFORNIA...County: erijthrite 189. arscnopyrite in the Josephine mine, Logan (16), p. p. 1.34. * Professor of Geology... yellow and green been reported from the Mohawk mine, Crippen (p.c. '51) crj^stals have AEGIRITE See...Xeuerburg (p.c. '50). San Benito County: gem mine. .sec. A ma.ss of barkevikite svenite occurs...with bournonite in the gold ores of the Surcease mine, T. 21 N., R. 4 E., M.D., O'Brien (6) p. 431. APATITE |
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| Horace lJ1/. SJoc11tn ................497 ARGONAUT MINE ABANDONED ................................................................. 510 OLD LEAD AND ZINC MINE 'I'o REOPEN ...................................... Calif. (Convention Chairman, 1850 E. P acific Coast H ighway, Long Beach 6, Calif.) International Geological...of the specimens to be found here. A second local ity is the titanium workings in the north central part...feldspathic minerals in the vicinity of the titanium mine. Speci• mens showing well developed crystal faces |
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| describing some of its chemical properties. Within each group the minerals are listed accord¬ ing to CIM; and...Keweenaw area of north Michigan; at the Copper Queen mine, Bisbee, Arizona and at Georgetown, New Mexico....areas including Kimberley, Pretoria (the Premier mine is in this area), and Jagersfontein in the Orange...Localities. Lead is found in Sweden at the Harstig mine, Pajsberg; from the gold placers of the Ural Mountains...several localities in Chile, and from the Mohawk mine, Keweenaw County, Michigan; also from Lake Superior |
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| Resources of Indiana BULLETIN 42-L STATE OF INDIANA DEPARTMENT OF NATURAL RESOURCES GEOLOGICAL SURVEY SCIENTIFIC...Shale Resources of Indiana By GEORGE S. AUSTIN DEPARTMENT OF NATURAL RESOURCES GEOLOGICAL SURVEY BULLETIN... ST ATE OF INDIAN A Otis R. Bowen, Governor DEPARTMENT OF NATURAL RESOURCES Joseph D. Cloud, Director... Exposure of shale and siltstone of the Borden Group in Brown County 23 1OA Schematic representation...Scanning electron micrograph of halloysite from Gardner Mine , Lawrence County 26 11 Exposure of Upper Block |
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| Articles Famous mineral localities: The Jeffrey Mine, Asbestos, Q u ebec...............................people: telephone: COVER: ADAMITE from the Ojuela mine near Mapimi, Durango, Mexico. Collection of Wayne...use to a major museum as it might be to a local group, library, nature center or historical society. A...minerals. Please do something! E3 by Pete J. Dunn Department of Mineral Sciences Smithsonian Institution Washington... famous mineral localities: The JeffreyAsbestos, Mine Quebec by J. D. Grice and R. Williams The National |
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| This was accomplis ? ed in the P etrographical Department by a Working Party (p. 8 ) wl1ose principal task...use ., flar pum and Wright (1 961) re ported the mine ral constituents of a rock by the first letter of...in the present code of the 'undifferentiated ' group allows essentially monomineralic rock or rocks with...mineraliz ed structures) will be c oded under Mixed Mine ral Assemblages (column i , 6 ) . \1etamorphic Hocks...list of minerals i s given with each generalized group of metam orphic rock typ e s ; c olumns (iii) and |
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| Ceramic Age Field Report from Iran’s Largest Turquoise Mine Fall 2021 VOLUME 57, No. 3 EDITORIAL 185 Pinctada...mining and production at Iran’s largest turquoise mine. p. 247 REGULAR FEATURES 238 258 p. 264 Lab Notes...violet spinel • GIA Library and Museum Facebook group • James Shigley receives Shipley Award Editorial...add GST. Discounts are available for renewals, group subscriptions, GIA alumni, and current GIA students...publisher. About the Cover The Neyshabur turquoise mine in Iran is the subject of an in-depth field report |
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| ........ .......... ........... ...... 23 Chlorite group minerals ........................ .... ............ ...... ................. 23 Vermiculite group ................ ........ ........... ............biotite and chlorite in a few Finnish till profiles . In these profile s, biotite and chlorite in the top...concluded that a gradual degradation of biotite and chlorite characterizes clay-rich tills more than tills...that the gradual decomposition of biotite and chlorite is a major weathering proces s in the pod zo lic |
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| A. Burdick, Manager of the Laurel Creek Corundum Mine, Pine Mountain, Rabun Co., Ga., Mr. Corn of Visage...Corundum occurs in the Carnatic, on the Malabar coast, on the Chantibun hills in Siam, and elsewhere in...hexagonal in Gellivara, Dr. J. Lawrence Smith; Emery Mine of Chester; Scientific Kesearches, p. 42. 3 ...few hundred yards above the works at Track Rock Mine, Union county, Ga., there are several slabs, one...on October 22nd, 1863, while surveying an iron mine at Chester, Mass., discovered some veins of margarite |
